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CVE-2026-92873

Quick assessment

Affected
Pgpool Global Development Group Pgpool-II
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Pgpool-II 中存在认证算法实现错误，这可能允许未经身份验证的攻击者将任意看门狗（watchdog）节点提升为领导者（leader）节点。

CVSS 6.9 · Medium

Possible ATT&CK Techniques 1 AI

T1548 · Abuse Elevation Control Mechanism
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I. Basic Information for CVE-2026-92873

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Pgpool-II contains an incorrect implementation of an authentication algorithm, which may allow an unauthenticated attacker to promote an arbitrary watchdog node to the leader node.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
认证算法的不正确实现
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Pgpool Global Development Group Pgpool-II 4.7.0 ~ 4.7.2 -

II. Public POCs for CVE-2026-92873

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-92873

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Vendor Advisories for CVE-2026-92873 (1)

Vendor Pages for CVE-2026-92873 (1)

Same Patch Batch · Pgpool Global Development Group · 2026-09-30 · 7 CVEs total

CVE-2026-92870 8.7 HIGH Pgpool-II栈溢出致未认证进程终止漏洞
CVE-2026-92867 8.7 HIGH Pgpool-II越界写漏洞致代码执行
CVE-2026-92871 8.7 HIGH Pgpool-II空指针解引用致看门狗进程异常终止
CVE-2026-92869 7.1 HIGH Pgpool-II越界写漏洞致进程异常终止
CVE-2026-92868 6.9 MEDIUM Pgpool-II证书验证不当致认证绕过漏洞
CVE-2026-92872 5.3 MEDIUM Pgpool-II敏感信息泄露至日志文件漏洞

IV. Related Vulnerabilities

Same product: Pgpool-II
Same vendor: Pgpool Global Development Group
Same weakness: CWE-303

V. Comments for CVE-2026-92873

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